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Finding the Fourth Proportional to 101,590.61, 152,395.94 and 35,021.98

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Solution

The fourth proportional to 101,590.61, 152,395.94 and 35,021.98 is: 52,536.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,590.61 : 152,395.94 = 35,021.98 : x
  2. Step 2: Convert to fraction form
    101,590.61/152,395.94 = 35,021.98/x
  3. Step 3: Cross multiply
    101,590.61x = 152,395.94 × 35,021.98
  4. Step 4: Simplify right side
    101,590.61x = 5,337,206,983.58
  5. Step 5: Solve for x
    x = 5,337,206,983.58/101,590.61
  6. Step 6: Final answer
    x = 52,536.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.